:root{
  --bg:#f5f3ee;--paper:#fff;--ink:#18202d;--muted:#667080;--line:#dde2e7;--blue:#163b63;--blue2:#2c628f;--soft:#edf3f8;--cream:#f2ede3;--gold:#9a7b43;--shadow:0 16px 42px rgba(19,39,61,.08);--radius:22px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.72;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}a{color:inherit}button,a{-webkit-tap-highlight-color:transparent}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.section{padding:88px 0}.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:120}.progress span{display:block;width:0;height:100%;background:var(--blue2)}
.site-header{position:sticky;top:0;z-index:80;background:rgba(245,243,238,.92);backdrop-filter:blur(16px);border-bottom:1px solid rgba(221,226,231,.9)}.nav-wrap{min-height:64px;display:flex;align-items:center;gap:22px}.brand{text-decoration:none;font-weight:900;color:var(--blue);letter-spacing:.04em}.top-nav{display:flex;gap:18px;align-items:center;overflow-x:auto;scrollbar-width:none}.top-nav::-webkit-scrollbar{display:none}.top-nav a{font-size:14px;color:var(--muted);text-decoration:none;white-space:nowrap}.top-nav a:hover,.top-nav a:focus-visible{color:var(--blue)}.lang-switch{margin-left:auto;min-width:44px;min-height:40px;padding:0 13px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--blue);font:inherit;font-weight:850;cursor:pointer}.lang-switch:hover{background:var(--soft);border-color:#b8c7d5}
.hero{padding-top:104px;padding-bottom:82px}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}.eyebrow{margin:0 0 10px;color:var(--blue2);font-size:12px;font-weight:850;letter-spacing:.16em}.hero h1{margin:0;color:var(--blue);font-size:clamp(48px,7.5vw,88px);line-height:.98;letter-spacing:-.05em}.hero-role{margin:22px 0 5px;font-size:clamp(25px,3.2vw,39px);font-weight:820;line-height:1.25}.hero-tagline{margin:0;color:var(--blue2);font-size:17px;font-weight:700}.hero-summary{max-width:720px;margin:22px 0 0;color:var(--muted);font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border:1px solid var(--line);border-radius:999px;text-decoration:none;font-weight:800}.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn.ghost{color:var(--blue);background:transparent}.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.metric-card{padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--paper);min-width:0}.metric-value{display:block;color:var(--blue);font-size:clamp(29px,4vw,46px);font-weight:900;line-height:1.05;letter-spacing:-.04em}.metric-label{display:block;margin-top:10px;font-weight:820}.metric-note{display:block;margin-top:4px;color:var(--muted);font-size:12px}
.section-heading{max-width:790px;margin-bottom:34px}.compact-heading{margin-bottom:28px}.section-heading h2,.contact-section h2{margin:0;font-size:clamp(31px,4.5vw,54px);line-height:1.16;letter-spacing:-.035em}.works-section .section-heading{max-width:none}.works-section .section-heading h2{font-size:clamp(16px,4.8vw,54px);letter-spacing:-.055em;white-space:nowrap}.section-heading p:not(.eyebrow){margin:10px 0 0;color:var(--muted);font-size:16px}.method-section{background:#eceeea}.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.flow-step{position:relative;padding:19px 15px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.76);min-width:0}.flow-step:not(:last-child)::after{content:"→";position:absolute;right:-14px;top:50%;transform:translateY(-50%);z-index:2;color:#9eb2c6;font-weight:900}.flow-index{display:block;color:#9aabba;font-size:11px;font-weight:850}.flow-step strong{display:block;margin-top:8px;color:var(--blue);font-size:15px}.flow-step span:last-child{display:block;margin-top:3px;color:var(--muted);font-size:12px}
.case-card{scroll-margin-top:82px;padding:48px 0 56px;border-top:1px solid var(--line)}.case-card:first-child{border-top:0;padding-top:8px}.case-head{display:grid;grid-template-columns:76px 1fr;gap:22px}.case-num{font-size:48px;color:#cad4dd;font-weight:950;line-height:1}.case-category{color:var(--blue2);font-size:13px;font-weight:850}.case-head h3{max-width:900px;margin:7px 0 0;font-size:clamp(29px,4vw,48px);line-height:1.19;letter-spacing:-.035em}.case-question{max-width:840px;margin:13px 0 0;color:var(--muted);font-size:17px}.case-judgment{display:grid;grid-template-columns:100px 1fr;gap:18px;margin:28px 0 0 98px;padding:20px 22px;border-left:4px solid var(--blue2);background:var(--paper)}.case-judgment span{color:var(--blue2);font-weight:850}.case-judgment p{margin:0;font-weight:700}.case-visual-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:24px 0 0 98px}.evidence-figure,.support-figure{margin:0;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--paper)}.evidence-figure button,.support-figure button{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}.evidence-figure img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.evidence-figure figcaption,.support-figure figcaption{padding:13px 14px;color:var(--muted);font-size:13px}.stage-track{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:24px 0 0 98px}.stage-card{padding:20px;border:1px solid var(--line);border-radius:17px;background:var(--paper)}.stage-card strong{display:block;margin-top:3px;color:var(--blue)}.stage-card p{margin:8px 0 0;color:var(--muted);font-size:14px}.tag{display:inline-block;padding:4px 9px;border-radius:999px;background:var(--soft);color:var(--blue);font-size:11px;font-weight:850}.variable-row{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 0 98px}.variable-row span,.asset-pills span{padding:8px 11px;border-radius:999px;border:1px solid var(--line);background:var(--paper);color:var(--muted);font-size:13px}.highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0 0 98px}.highlight-grid>div{padding:15px 16px;border-radius:14px;background:var(--cream);font-weight:800}.case-card blockquote,.support-card blockquote{margin:18px 0 0 98px;padding:18px 20px;border-radius:16px;background:var(--blue);color:#fff;font-size:18px;font-weight:800}.case-details{margin:18px 0 0 98px;border-top:1px solid var(--line)}.case-details summary{min-height:48px;display:flex;align-items:center;color:var(--blue);font-weight:850;cursor:pointer}.details-inner{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px;padding:2px 0 8px}.detail-block{padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--paper)}.detail-block h4{margin:0;color:var(--blue2)}.detail-block ul{margin:10px 0 0;padding-left:20px}.detail-block li{margin:7px 0}.source-links{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.source-link{display:flex;flex-direction:column;gap:8px;padding:16px;border:1px solid var(--line);border-radius:16px;background:var(--paper);text-decoration:none}.source-link strong{line-height:1.45}.source-link>span:last-child{color:var(--blue2);font-size:13px;font-weight:800}
.support-section{background:#eceeea}.support-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.support-card{min-width:0;padding:26px;border:1px solid var(--line);border-radius:22px;background:var(--paper)}.support-card h3{margin:10px 0 0;font-size:25px;line-height:1.25}.support-card>p{color:var(--muted)}.metric-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0}.metric-compare-grid article{padding:14px;border-radius:14px;background:var(--soft)}.metric-compare-grid article>strong{color:var(--blue)}.metric-compare-grid article>div{display:flex;justify-content:space-between;gap:8px;margin-top:5px;color:var(--muted);font-size:13px}.metric-compare-grid b{color:var(--ink)}.asset-pills{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.support-images{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}.support-card:nth-child(2) .support-images{grid-template-columns:repeat(3,1fr)}.support-figure img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.support-card blockquote{margin-left:0;font-size:15px}
.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.filter-btn{min-height:42px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--muted);font:inherit;font-weight:800;cursor:pointer}.filter-btn.active{background:var(--blue);border-color:var(--blue);color:#fff}.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.work-card{min-width:0;border:1px solid var(--line);border-radius:18px;background:var(--paper);overflow:hidden;text-decoration:none}.image-work>button{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in}.image-work img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.work-copy{padding:16px}.work-copy h3{margin:8px 0 0;font-size:18px;line-height:1.35}.work-copy p{margin:7px 0 0;color:var(--muted);font-size:14px}.micro-link{display:block;margin-top:13px;color:var(--blue2);font-size:13px;font-weight:850}.link-work{display:grid;grid-template-columns:64px 1fr;align-items:start;min-height:210px}.link-symbol{display:flex;align-items:center;justify-content:center;height:100%;background:var(--soft);color:var(--blue);font-size:30px;font-weight:900}
.awards-section{background:#fff}.award-groups{display:grid;gap:34px}.award-group-head h3{margin:0;font-size:22px}.award-group-head p{margin:5px 0 14px;color:var(--muted)}.award-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.award-group:nth-child(2) .award-grid{grid-template-columns:repeat(2,minmax(0,1fr));max-width:740px}.award-card{display:grid;grid-template-columns:148px 1fr;gap:15px;align-items:center;padding:14px;border:1px solid var(--line);border-radius:18px;background:var(--bg)}.award-image{padding:0;border:0;background:none;cursor:zoom-in}.award-image img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px}.award-card strong{display:block;line-height:1.4}.award-card span{display:block;margin-top:4px;color:var(--muted);font-size:13px}.text-button{margin-top:10px;padding:0;border:0;background:none;color:var(--blue2);font:inherit;font-size:13px;font-weight:850;cursor:pointer;text-align:left}.proof-page-link{display:inline-flex;margin-top:20px;color:var(--blue);font-weight:850;text-decoration:none}
.contact-section{background:#e7e8e3}#contactTitle:empty{display:none}.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}.contact-copy{max-width:700px;color:var(--ink);font-size:clamp(20px,2.3vw,28px);font-weight:650;line-height:1.5}.contact-list{display:grid;gap:10px}.contact-list a{display:flex;flex-direction:column;padding:17px 18px;border-radius:16px;background:rgba(255,255,255,.65);text-decoration:none}.contact-list span{color:var(--muted);font-size:12px}.contact-list strong{margin-top:2px;color:var(--blue);font-size:17px}.site-footer{padding:22px 0;background:var(--blue);color:#fff}.footer-inner{display:flex;justify-content:space-between;gap:20px;font-size:14px}.footer-inner a{color:#fff;text-decoration:none}
.lightbox{position:fixed;inset:0;z-index:130;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(5,14,28,.9)}.lightbox.open{display:flex}.lightbox-stage{max-width:min(1060px,92vw);max-height:91vh;display:flex;flex-direction:column;align-items:center;gap:10px}.lightbox img{display:block;max-width:100%;max-height:83vh;object-fit:contain;border-radius:14px;background:#fff}.lightbox p{margin:0;color:#fff;text-align:center;font-size:13px}.lightbox-close{position:absolute;top:18px;right:18px;width:46px;height:46px;border:0;border-radius:999px;background:#fff;color:#111;font-size:26px;cursor:pointer}
@media (max-width: 900px){.hero-grid,.contact-grid{grid-template-columns:1fr}.flow{grid-template-columns:repeat(3,1fr)}.flow-step:not(:last-child)::after{display:none}.case-head{grid-template-columns:62px 1fr}.case-judgment,.case-visual-grid,.stage-track,.variable-row,.highlight-grid,.case-card blockquote,.case-details{margin-left:84px}.case-visual-grid{grid-template-columns:1fr 1fr}.case-visual-grid .evidence-figure:last-child{grid-column:1/-1}.stage-track{grid-template-columns:1fr}.highlight-grid{grid-template-columns:1fr}.support-grid{grid-template-columns:1fr}.works-grid{grid-template-columns:1fr 1fr}.award-grid{grid-template-columns:1fr 1fr}.award-card{grid-template-columns:126px 1fr}}
@media (max-width: 640px){.container{width:min(100% - 24px,1120px)}.section{padding:64px 0}.nav-wrap{display:grid;grid-template-columns:1fr auto;gap:8px 12px;padding:10px 0}.brand{grid-column:1}.lang-switch{grid-column:2;margin-left:0}.top-nav{grid-column:1/-1;gap:16px}.hero{padding-top:60px}.hero h1{font-size:54px}.hero-role{font-size:28px}.metric-card{padding:16px}.metric-value{font-size:28px}.flow{grid-template-columns:1fr 1fr}.case-head{grid-template-columns:1fr;gap:6px}.case-num{font-size:34px}.case-judgment{grid-template-columns:1fr;gap:6px}.case-judgment,.case-visual-grid,.stage-track,.variable-row,.highlight-grid,.case-card blockquote,.case-details{margin-left:0}.case-visual-grid{grid-template-columns:1fr}.case-visual-grid .evidence-figure:last-child{grid-column:auto}.details-inner,.source-links{grid-template-columns:1fr}.support-images,.support-card:nth-child(2) .support-images{grid-template-columns:1fr}.works-grid{grid-template-columns:1fr}.award-grid,.award-group:nth-child(2) .award-grid{grid-template-columns:1fr}.award-card{grid-template-columns:112px 1fr}.footer-inner{flex-direction:column;align-items:flex-start}}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
/* V3 polish */
.metric-value{white-space:nowrap}
.metric-card:last-child .metric-value{font-size:clamp(22px,2.45vw,32px);line-height:1.15;white-space:normal}
@media (max-width: 640px){
  .brand{grid-column:1;grid-row:1}
  .lang-switch{grid-column:2;grid-row:1;align-self:center}
  .top-nav{grid-column:1/-1;grid-row:2}
  .metric-label{font-size:14px;line-height:1.45}
  .metric-card:last-child .metric-value{font-size:22px}
}

/* V4 · evidence-led editorial system */
:root{
  --bg:#f2efe7;
  --paper:#fffdf8;
  --ink:#172130;
  --muted:#657080;
  --line:#d8d7d0;
  --blue:#123a60;
  --blue2:#346787;
  --soft:#e8f0f3;
  --cream:#eee6d8;
  --gold:#b48945;
  --orange:#d86839;
  --shadow:0 20px 60px rgba(20,40,58,.09);
  --radius:18px;
}
body{
  background:
    linear-gradient(rgba(18,58,96,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(18,58,96,.025) 1px,transparent 1px),
    var(--bg);
  background-size:48px 48px;
}
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:40px auto auto calc(50% + 270px);width:360px;height:360px;border:1px solid rgba(18,58,96,.14);border-radius:50%;box-shadow:0 0 0 68px rgba(18,58,96,.035),0 0 0 136px rgba(180,137,69,.03);pointer-events:none}
.hero-copy{position:relative}
.hero h1,.section-heading h2,.contact-section h2{font-family:"Songti SC","STSong","Noto Serif CJK SC",serif}
.hero h1{letter-spacing:-.075em}
.hero-role{max-width:720px}
.hero-summary{padding-left:18px;border-left:2px solid var(--gold);white-space:pre-line}
.metric-card{position:relative;min-height:150px;border-radius:4px 18px 18px 18px;box-shadow:var(--shadow);overflow:hidden}
.metric-card::after{content:"";position:absolute;right:-24px;bottom:-38px;width:90px;height:90px;border:18px solid rgba(52,103,135,.07);border-radius:50%}
.metric-card:nth-child(2),.metric-card:nth-child(3){background:#f7f3e9}
.metric-card:nth-child(4){background:var(--blue);color:#fff}
.metric-card:nth-child(4) .metric-value,.metric-card:nth-child(4) .metric-note{color:#fff}
.metric-card:nth-child(4) .metric-note{opacity:.72}
.method-section,.support-section{background:rgba(232,234,228,.92)}
.flow-step{border-radius:4px 14px 14px 14px}
.flow-index{color:var(--gold)}
.case-card{position:relative}
.case-num{font-family:Georgia,serif;color:rgba(18,58,96,.18)}
.case-category{display:inline-flex;align-items:center;gap:8px}
.case-category::before{content:"";width:26px;height:2px;background:var(--orange)}
.case-head h3{font-family:"Songti SC","STSong","Noto Serif CJK SC",serif}
.case-judgment{border-left-color:var(--orange);box-shadow:0 12px 32px rgba(20,40,58,.05)}
.case-connector{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:24px 0 0 98px;padding:12px;background:var(--blue);border-radius:4px 20px 20px 20px}
.connector-step{position:relative;padding:14px 13px;background:rgba(255,255,255,.08);color:#fff;min-width:0}
.connector-step:not(:last-child)::after{content:"→";position:absolute;right:-10px;top:50%;z-index:2;transform:translateY(-50%);color:#e2c38f;font-weight:900}
.connector-step span{display:block;color:#e2c38f;font:700 11px/1 Georgia,serif}
.connector-step strong{display:block;margin-top:8px;font-size:14px}
.connector-step small{display:block;margin-top:3px;color:rgba(255,255,255,.68);font-size:11px;line-height:1.45}
.decision-board{margin:24px 0 0 98px;border:1px solid #263f55;background:#132b40;color:#fff;border-radius:4px 22px 22px 22px;overflow:hidden;box-shadow:0 24px 50px rgba(12,34,52,.18)}
.decision-board-head{padding:24px 25px 20px;border-bottom:1px solid rgba(255,255,255,.13)}
.decision-board-head>span{display:block;color:#e2c38f;font-size:11px;font-weight:850;letter-spacing:.12em}
.decision-board-head>strong{display:block;margin-top:7px;font:700 23px/1.35 "Songti SC","STSong",serif}
.decision-board-head>p{margin:7px 0 0;color:rgba(255,255,255,.65);font-size:13px}
.decision-periods{display:grid;grid-template-columns:repeat(3,1fr)}
.decision-periods article{padding:22px 20px;border-right:1px solid rgba(255,255,255,.12)}
.decision-periods article:last-child{border-right:0}
.decision-period{display:block;color:#e2c38f;font-size:12px;font-weight:800}
.decision-periods strong{display:block;margin-top:9px;font-size:24px}
.decision-periods p{min-height:64px;margin:8px 0;color:rgba(255,255,255,.7);font-size:13px}
.decision-periods b{display:block;color:#fff;font-size:12px}
.decision-rule{display:flex;align-items:center;justify-content:center;gap:6px;padding:15px 18px;background:rgba(255,255,255,.06)}
.decision-rule span{display:flex;align-items:center;gap:6px;color:rgba(255,255,255,.74);font-size:12px}
.decision-rule span:not(:last-child)::after{content:"→";margin-left:4px;color:#e2c38f}
.decision-rule i{display:grid;place-items:center;width:22px;height:22px;border:1px solid rgba(226,195,143,.55);border-radius:50%;color:#e2c38f;font:normal 10px/1 Georgia,serif}
.ai-boundary{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin:24px 0 0 98px;background:var(--line);border:1px solid var(--line);border-radius:4px 20px 20px 20px;overflow:hidden}
.boundary-column{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:22px;background:var(--paper)}
.boundary-column>span{grid-column:1/-1;margin-bottom:4px;color:var(--blue2);font-size:12px;font-weight:900;letter-spacing:.06em}
.boundary-column strong{padding:11px 12px;border-radius:10px;background:var(--soft);font-size:13px}
.boundary-column.human{background:var(--cream)}
.boundary-column.human>span{color:#8a5e27}
.boundary-column.human strong{background:rgba(255,255,255,.62)}
.business-visual-grid .evidence-figure img{aspect-ratio:3/4;object-fit:cover}
.business-visual-grid .evidence-figure{border-radius:4px 18px 18px 18px}
.training-evidence-grid{grid-template-columns:minmax(0,720px)}
.training-evidence-grid .evidence-figure img{height:auto;aspect-ratio:auto;object-fit:contain;background:#101010}
.insight-evidence{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:24px 0 0 98px}
.insight-evidence-figure img{height:auto;aspect-ratio:auto;object-fit:contain;background:#f0f0f0}
.platform-showcase{margin:24px 0 0 98px;padding:22px;border:1px solid rgba(18,58,96,.16);border-radius:4px 20px 20px 20px;background:linear-gradient(135deg,#132f52,#1d5478);color:#fff}
.platform-showcase-head>span{color:#f4a646;font-size:12px;font-weight:900;letter-spacing:.12em}
.platform-showcase-head h4{margin:5px 0 0;font-size:clamp(23px,3vw,34px);line-height:1.2}
.platform-showcase-head p{max-width:720px;margin:8px 0 0;color:rgba(255,255,255,.74)}
.platform-showcase-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.platform-work{display:grid;grid-template-columns:minmax(120px,38%) 1fr;min-width:0;overflow:hidden;border:1px solid rgba(255,255,255,.18);border-radius:3px 16px 16px 16px;background:rgba(255,255,255,.08);color:#fff;text-decoration:none;transition:transform .25s ease,background .25s ease}
.platform-work:hover{transform:translateY(-3px);background:rgba(255,255,255,.13)}
.platform-work img{display:block;width:100%;height:100%;min-height:280px;aspect-ratio:3/4;object-fit:cover;object-position:top}
.platform-work>div{display:flex;flex-direction:column;padding:16px}
.platform-work span{align-self:flex-start;padding:4px 8px;border-radius:999px;background:#f4a646;color:#132f52;font-size:11px;font-weight:900}
.platform-work strong{margin-top:12px;font-size:17px;line-height:1.4}
.platform-work p{margin:8px 0 0;color:rgba(255,255,255,.72);font-size:13px}
.platform-work b{margin-top:auto;padding-top:14px;color:#fff;font-size:12px}
.evidence-figure,.support-figure,.work-card,.award-card,.support-card{border-radius:4px 18px 18px 18px}
.evidence-figure figcaption::first-line{color:var(--ink);font-weight:750}
.highlight-grid>div{border-radius:3px 13px 13px 13px}
.case-card blockquote,.support-card blockquote{border-radius:3px 15px 15px 15px;background:linear-gradient(105deg,var(--blue),#1d5478)}
.handoff-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin:18px 0;padding:12px;background:var(--soft);border-radius:4px 16px 16px 16px}
.handoff-flow article{position:relative;padding:13px 10px;background:var(--paper);min-width:0}
.handoff-flow article:not(:last-child)::after{content:"→";position:absolute;right:-9px;top:20px;color:var(--orange);font-weight:900;z-index:2}
.handoff-flow span{color:var(--orange);font:700 10px/1 Georgia,serif}
.handoff-flow strong{display:block;margin-top:7px;color:var(--blue);font-size:12px}
.handoff-flow p{margin:4px 0 0;color:var(--muted);font-size:10px;line-height:1.45}
.work-card,.award-card{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.work-card:hover,.award-card:hover{transform:translateY(-4px);border-color:#b4c2cc;box-shadow:var(--shadow)}
.source-link.has-cover{padding:0;overflow:hidden}
.source-link-cover,.link-work-cover{display:block;width:100%;aspect-ratio:3/4;object-fit:cover;object-position:top;background:#f4f1e9}
.source-link.has-cover .tag{align-self:flex-start;margin:16px 16px 0}
.source-link.has-cover strong{padding:0 16px}
.source-link.has-cover>span:last-child{padding:0 16px 16px}
.link-work.has-cover{display:block;min-height:0}
.source-link-cover,.link-work-cover{transition:transform .35s ease}
.source-link:hover .source-link-cover,.link-work:hover .link-work-cover{transform:scale(1.018)}
.source-link strong,.work-copy h3,.case-question,.case-judgment p,.highlight-grid>div,.support-card h3,.support-card>p,.platform-work strong,.platform-work p{line-break:strict;text-wrap:pretty;word-break:normal}
.contact-section{background:var(--cream)}
.contact-list a{border:1px solid rgba(18,58,96,.12);background:rgba(255,253,248,.74)}

@media (max-width: 900px){
  .case-connector,.decision-board,.ai-boundary,.insight-evidence,.platform-showcase{margin-left:84px}
  .case-connector{grid-template-columns:repeat(3,1fr)}
  .connector-step:not(:last-child)::after{display:none}
  .platform-showcase-grid{grid-template-columns:1fr}
  .handoff-flow{grid-template-columns:repeat(3,1fr)}
  .handoff-flow article:not(:last-child)::after{display:none}
}
@media (max-width: 640px){
  .hero::before{inset:120px -210px auto auto;width:330px;height:330px}
  .metric-card{min-height:132px;border-radius:3px 14px 14px 14px}
  .case-connector,.decision-board,.ai-boundary,.insight-evidence,.platform-showcase{margin-left:0}
  .case-connector{grid-template-columns:1fr 1fr}
  .connector-step:last-child{grid-column:1/-1}
  .decision-periods{grid-template-columns:1fr}
  .decision-periods article{border-right:0;border-bottom:1px solid rgba(255,255,255,.12)}
  .decision-periods p{min-height:0}
  .decision-rule{justify-content:flex-start;overflow-x:auto}
  .decision-rule span{flex:0 0 auto}
  .ai-boundary{grid-template-columns:1fr}
  .insight-evidence{grid-template-columns:1fr}
  .boundary-column{padding:18px}
  .platform-showcase{padding:16px}
  .platform-work{grid-template-columns:112px 1fr}
  .platform-work img{min-height:230px}
  .handoff-flow{grid-template-columns:1fr 1fr}
  .handoff-flow article:last-child{grid-column:1/-1}
}
@media (max-width: 480px){
  html,body{overflow-x:clip}
  .container{width:min(100% - 20px,1120px)}
  .section{padding:54px 0}
  .top-nav{margin:0 -10px;padding:0 10px 2px}
  .hero{padding-top:48px;padding-bottom:62px}
  .hero h1{font-size:clamp(42px,15vw,52px)}
  .hero-role{font-size:25px}
  .hero-summary{font-size:15px}
  .metric-grid,.flow{grid-template-columns:1fr}
  .metric-card{min-height:0}
  .metric-card:last-child .metric-value{font-size:21px}
  .section-heading h2,.contact-section h2{font-size:32px}
  .case-card{padding:42px 0 48px}
  .case-head h3{font-size:30px}
  .case-question{font-size:15px}
  .case-connector{grid-template-columns:1fr}
  .connector-step:last-child{grid-column:auto}
  .boundary-column{grid-template-columns:1fr}
  .platform-work{grid-template-columns:1fr}
  .platform-work img{height:auto;min-height:0;aspect-ratio:3/4}
  .platform-work>div{min-height:220px}
  .handoff-flow{grid-template-columns:1fr}
  .handoff-flow article:last-child{grid-column:auto}
  .support-card{padding:20px}
  .award-card{grid-template-columns:96px 1fr;gap:12px}
  .contact-list strong{overflow-wrap:anywhere}
}